All of lore.kernel.org
 help / color / mirror / Atom feed
From: Jerry Van Baren <gerald.vanbaren@smiths-aerospace.com>
To: linuxppc-embedded@ozlabs.org
Subject: Re: MEMORY PROBLEM
Date: Tue, 14 Dec 2004 16:07:19 -0500	[thread overview]
Message-ID: <41BF5607.8040609@smiths-aerospace.com> (raw)
In-Reply-To: <62302.213.114.195.235.1103055907.squirrel@webmail1.unisite.se>

ppclinux@sundmangroup.com wrote:
> Hello,
> I have a Freescale-PPC8270 ( Former Motorola ) based board with 256Megs of
> RAM.
> 
> I am using the Montavista Vista Kernel 2.4.20.
> 
> When the system is handling larger files ~100M when NFS mounted and ~20M
> when RAMDISKed the kernel crashes since things are being overwritten in
> memory.
> 
> The crash happens when handling/creating large files by measn of e.g.
> * dd
> * gunzip
> * sftp download
> etc. it seems to be a general memory handling problem.
> 
> When looking at the memory though there are plenty of free space, or there
> should be plenty of free space but for some reason things are
> overwritten...
> 
> The Kernel reports actually 256M of memory. Top also shows that there is o
> r should be more than enough free memory for the operations I am trying to
> pull :-))
> 
> Can you give me suggestions where to start digging into this problem?
> 
> Best Regards // Matias

Your SDRAM initialization is suspect
   http://www.denx.de/twiki/bin/view/DULG/LinuxCrashesRandomly
   http://www.denx.de/twiki/bin/view/DULG/SDRAM
   http://www.denx.de/twiki/bin/view/DULG/UBootCrashAfterRelocation

gvb

  reply	other threads:[~2004-12-14 21:19 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-12-14 20:25 MEMORY PROBLEM ppclinux
2004-12-14 21:07 ` Jerry Van Baren [this message]
2004-12-15 16:51   ` ppclinux
  -- strict thread matches above, loose matches on Subject: below --
2005-04-24 14:40 Memory problem Froggy / Froggy Corp.
2005-04-27 13:18 ` Erik Mouw
2005-04-27 16:29   ` Froggy / Froggy Corp.
2004-09-13 11:11 (unknown) Ankit Jain
2004-09-13 11:51 ` memory problem Ron Michael Khu
2004-05-26 10:14 Memory problem Pankaj
2003-07-03 16:10 Daniel Chemko
2003-07-03  9:53 Cilliè Burger
2003-07-03  9:15 ` Filip Sneppe
     [not found]   ` <3F044612.8020903@sadomain.co.za>
2003-07-03 14:42     ` Filip Sneppe
2003-04-03  0:40 memory problem 최영일
2002-10-07 14:33 Memory Problem Philipp Steinkrueger
2002-10-07 14:33 ` Philipp Steinkrueger
2002-10-07 15:21 ` Rik van Riel
2002-10-07 15:21   ` Rik van Riel
2002-10-07 15:52   ` Dave Hansen
2002-10-07 17:10 ` Glynn Clements

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=41BF5607.8040609@smiths-aerospace.com \
    --to=gerald.vanbaren@smiths-aerospace.com \
    --cc=linuxppc-embedded@ozlabs.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.